Charging a 2026 Porsche Taycan 4S Cross Turismo at home in Illinois

A 2026 Porsche Taycan 4S Cross Turismo draws 42.2 kWh per 100 miles per the EPA; at Illinois's 19.22¢/kWh residential rate that's $8.12 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. That works out to 49.3% cheaper per mile than gasoline in Illinois — charging at home is much cheaper than gas here.

What a year of driving costs

Illinois owners putting 15,000 annual miles on a 2026 Porsche Taycan 4S Cross Turismo spend about $1,218 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,185 saved annually, at this mileage.

What one full charge costs

At Illinois's rate, fully covering this 2026 Porsche Taycan 4S Cross Turismo's 272-mile EPA range costs about $22.08 (114.9 kWh) — the energy the EPA test actually used, not the battery's rated size.

Where this ranks

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Porsche Taycan 4S Cross Turismo in Illinois ranks 15,239 for cost savings versus gas — 1 being the best deal nationally. Separately, the Porsche Taycan 4S Cross Turismo ranks 305 of 400 EV models for raw efficiency, and Illinois ranks 36 of 51 for cheapest residential electricity.

Next step: home charger installation

Everything above is the per-mile and per-year cost once a home charger exists — getting one installed is a separate electrical job whose price depends on your panel and wiring, not the state average used here.

Get quotes from local electricians for Level 2 charger installation in Illinois before deciding.

More on how this number was built

The methodology guide names the exact EIA and EPA tables behind this page's numbers. At 19.22¢/kWh, Illinois sits in the middle of the national range — the guide to why charging cost varies by state shows where.